Finding the Third Proportional to 76,962.75 and 122,946.75
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Solution
The third proportional to 76,962.75 and 122,946.75 is: 196,405.45
Step by Step Solution
- Step 1: Write the proportion equation
76,962.75 : 122,946.75 = 122,946.75 : x - Step 2: Convert to fraction form
76,962.75/122,946.75 = 122,946.75/x - Step 3: Cross multiply
76,962.75x = 122,946.75 × 122,946.75 - Step 4: Simplify right side
76,962.75x = 15,115,903,335.56 - Step 5: Solve for x
x = 15,115,903,335.56/76,962.75 - Step 6: Final answer
x = 196,405.45
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.